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failed in regopenkey with the error 0 Glen Cove, New York

Good Term For "Mild" Error (Software) Removing elements from an array that are in another array What's the most recent specific historical element that is common between Star Trek and the Jun 12, 2011 at 2:03pm UTC fishingspree2 (12) Hello, thank you for answering me. Sign in using Search within: Articles Quick Answers Messages Use my saved content filters home articles Chapters and Sections> Search Latest Articles Latest Tips/Tricks Top Articles Beginner Articles Technical Blogs Posting/Update Registry symbolic links should only be used when absolutely necessary.   samDesired [in] A mask that specifies the desired access rights to the key to be opened.

But the RegQueryValueEx() function is failing and I am not seeing any error. Truth in numbers When must I use #!/bin/bash and when #!/bin/sh? You are quoting Win32::Registry documentation to somebody who is using Win32API::Registry. D'oh! And I was wondering why the version numbers were so different ... share|improve this answer edited Oct 4 '11 at 9:27 answered Oct 4 '11 at 9:20 Roman R. 48k34178 1 The way she is going about this is not the correct

You can arrange this by setting requestedExecutionLevel to requireAdministrator in your application manifest. it compiled in Windows 7 and executed with rights of admin c++ winapi windows-7 registry share|improve this question asked Oct 4 '11 at 9:07 Girl_Developer 6110 What value is the registry path exists so this is not the problem. Jun 12, 2011 at 1:27pm UTC modoran (2060) Now I see that you are using win 7 x64.

How to cope with too slow Wi-Fi at hotel? Do you need your password? No new replies allowed. DWORD dw = GetLastError(); } But RegOpenKeyEx() is always failing with error 0, that means "Operation completed successfully".

PerlMonks FAQ Guide to the Monastery What's New at PerlMonks Voting/Experience System Tutorials Reviews Library Perl FAQs Other Info Sources Find Nodes? That's funny. So I try to do it with winapi functions RegOpenKeyEx and RegSetValueEx wchar_t *PowerScheme=TEXT("8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c"); HKEY hRootKey = HKEY_LOCAL_MACHINE; PWCHAR sKey = TEXT("SYSTEM\\CurrentControlSet\\Control\\Power\\User\\PowerSchemes"); PWCHAR sActivePowerS = TEXT("ActivePowerScheme"); HKEY hKeyResult = NULL; //open For more powerful and flexible ways to access the registry, use Win32::TieRegistry.

For that last case, I tend to do the easy steps via TieRegistry and only use Win32API::Registry routines (which can be used via TieRegistry objects) for the particular "advanced" steps. A good puzzle will wake me up Many. If the function fails, the return value is a nonzero error code". The only "use" of the included API calls that I allowed myself to prevent was causing a "core dump" (a dated term from a different operating system but still the one

Read Power Scheme Management on the MSDN site for the proper way of doing it.04/10/2011 09:20Top#3Roman R.MemberJoined at: 7 months ago Post: 38Thank: 0Thanked: 0As documentation states, RegOpenKeyEx does not update Why does the material for space elevators have to be really strong? But I found that the number of questions raised by my reading of the Microsoft documentation tended to be on the same order of magnitude as the number of questions answered Note  This function is provided only for compatibility with 16-bit versions of Windows.

Yes No Additional feedback? 1500 characters remaining Submit Skip this Thank you! The problem is the part that tries to open the registry path again to read the entry names. How would they learn astronomy, those who don't see the stars? Also MSDN says to use "FormatMessage()" to get errors from this one.

If your service or application impersonates different users, do not use this function with HKEY_CURRENT_USER. If the function fails, the return value is a nonzero error code defined in Winerror.h. It says "There are no more files." Jun 12, 2011 at 2:57pm UTC fishingspree2 (12) Summary of the problem: This function finds the number of entries in a registry path. How? (KevinC's) Triangular DeciDigits Sequence (Somewhat) generalised mean value theorem Physically locating the server more hot questions question feed lang-cpp about us tour help blog chat data legal privacy policy work

What does a well diversified self-managed investment portfolio look like? Would you mind checking it? Even when you switch to the power management API you will still require administrator rights. I was actually able to use the Win32API::Registry's interface to explore the Microsoft Registry interface very thoroughly in order to fill in details about the underlying interface that were undocumented, vaguely

But RegQueryValueEx requires the address of a buffer that can hold the data specified by the lpcpData parameter which must be passed as address of a DWORD to receive the data So you have an access violation and a buffer overrun. General FAQ Ask a Question Bugs and Suggestions Article Help Forum Site Map Advertise with us About our Advertising Employment Opportunities About Us Ask a Question All Questions All Unanswered FAQ Your Email This email is in use.

More importantly you should be using the power management API rather than hacking the registry. Solution 1 Accept Solution Reject Solution From MSDN: http://msdn.microsoft.com/en-us/library/windows/desktop/ms724897(v=vs.85).aspx[^] Return value If the function succeeds, the return value is ERROR_SUCCESS. This module provides a very klunky interface The interface Win32API::Registry provides is substantially similar to that of Win32::Registry and is certainly, at least in some ways, more clunky than the interface I am new to programming but not to computers.

Read and write Windows registry Read DWORD from windows registry RegQueryValueExW giving error for Windows Registry Read (in C) Reading registry with windows service Windows 7 Registry Problem Is there any Retrieve Windows Registry Advertise | Privacy | Mobile Web02 | 2.8.161013.1 | Last Updated 23 Apr 2012 Copyright © CodeProject, 1999-2016 All Rights Reserved. Not the answer you're looking for? There was extra work done to Win32::Registry quite a while after I'd effectively (as far as I was concerned, at least) replaced it.

It only exists for backward compatibility with old code that uses it. And RegSetValueEx() returns same value. You can use the FormatMessage function with the FORMAT_MESSAGE_FROM_SYSTEM flag to get a generic description of the error. Jun 12, 2011 at 2:53pm UTC fishingspree2 (12) Hello, thank you for answering me.

This is because you request write access to a key to which you do not have sufficient rights because of UAC. Downloads and tools Windows 10 dev tools Visual Studio Windows SDK Windows Store badges Essentials API reference (Windows apps) API reference (desktop apps) Code samples How-to guides (Windows apps) Learning resources If lpSubKey is NULL and hKey is HKEY_CLASSES_ROOT, phkResult receives a new handle to the key specified by hKey. ashah21 has asked for the wisdom of the Perl Monks concerning the following question: In the code below, if the first sub key SOFTWARE\\ActiveState\\ActivePerl does not exist then it fails to

Re: Win32API::Registry -- RegOpenKeyEx fails when called 2 times.